Route information | ||||
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Maintained by MDOT | ||||
Length | 80.3 mi[1] (129.2 km) (73.272 mi excluding concurrencies) | |||
Existed | 1950–present | |||
Major junctions | ||||
South end | ![]() | |||
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North end | ![]() ![]() | |||
Location | ||||
Country | United States | |||
State | Mississippi | |||
Counties | Scott, Leake, Newton, Neshoba, Kemper, Noxubee | |||
Highway system | ||||
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Mississippi Highway 21 (MS 21) is a state highway in central Mississippi. It runs from north to south for 80.3 miles (129.2 km) and serves six counties: Scott, Leake, Newton, Neshoba, Kemper, and Noxubee.